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KR930006082A - Water dispersible complex and its preparation - Google Patents

Water dispersible complex and its preparation Download PDF

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Publication number
KR930006082A
KR930006082A KR1019920017936A KR920017936A KR930006082A KR 930006082 A KR930006082 A KR 930006082A KR 1019920017936 A KR1019920017936 A KR 1019920017936A KR 920017936 A KR920017936 A KR 920017936A KR 930006082 A KR930006082 A KR 930006082A
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South Korea
Prior art keywords
water
less
weight
dispersible
complex
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KR1019920017936A
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Korean (ko)
Inventor
요시노부 미나미
히로또 미야모또
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유미구라 레이이찌
아사히가세이고오교 가부시끼가이샤
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Publication of KR930006082A publication Critical patent/KR930006082A/en

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/05—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media from solid polymers
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
    • A23L29/206—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of vegetable origin
    • A23L29/262—Cellulose; Derivatives thereof, e.g. ethers
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/20—Reducing nutritive value; Dietetic products with reduced nutritive value
    • A23L33/21—Addition of substantially indigestible substances, e.g. dietary fibres
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/02—Cellulose; Modified cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/286—Alkyl ethers substituted with acid radicals, e.g. carboxymethyl cellulose [CMC]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08L3/02—Starch; Degradation products thereof, e.g. dextrin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00

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  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Nutrition Science (AREA)
  • Mycology (AREA)
  • Jellies, Jams, And Syrups (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

미세셀룰로오스 50∼98중량%와 수용성 고무류 및/또는 친수성물질 2∼50중량%로 이루어진 건조된 복합체로서, 이 복합체를 물에 재분산 하였을시의 평균입경이 8.0μm 이하이며 10μm 이상인 입자의 비율이 5%이하이거나 또는 10μm이상인 입자의 비율이 5%초과∼40% 이하에 있어서는 10μm이상의 길이의 입자의 아스펙트비가 3.0이하이며, 콜로이드 분획이 65%이상인 것을 특징으로 하는 수분산성 복합체.A dried composite composed of 50 to 98% by weight of fine cellulose and 2 to 50% by weight of water-soluble rubber and / or hydrophilic material, wherein the average particle diameter of the redispersed complex in water is 8.0 µm or less and the proportion of particles having 10 µm or more The water dispersible complex, wherein the ratio of the particles having a length of 10 μm or more is 3.0 or less and the colloid fraction is 65% or more when the proportion of particles that are 5% or less or 10 μm or more is 5% or more and 40% or less.

Description

수분산성 복합체와 그의 제법Water dispersible complex and its preparation

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 80℃에서 60분간 가열처리된 본 발명의 수분산성 복합체(실시예 2)의 현미경 관찰하의 모식도이다.FIG. 1 is a schematic diagram under the microscope observation of the water dispersible composite (Example 2) of this invention heated at 80 degreeC for 60 minutes.

제2도는 10℃에서 60분간 분산처리된 수분산성 복합체(비교예 1)의 현미경 관찰하의 모식도이다.2 is a schematic view under a microscope of a water dispersible composite (Comparative Example 1) dispersed at 10 ° C. for 60 minutes.

제3도는 실시예 2의 수분산성 복합체의 건조필름의 표면, 단면을 주사형 전자현미경으로 촬영한 결과를 나타낸 그림이다(실시예 4).3 is a diagram showing the results of photographing the surface and cross-section of the dry film of the water-dispersible composite of Example 2 with a scanning electron microscope (Example 4).

Claims (7)

미세셀룰로오스 50∼98중량%와 수용성 고무류 및/또는 친수성물질 2∼50중량%로 이루어진 건조된 복합체로서, 이 복합체를 물에 재분산 하였을시의 평균입경이 8.0μm 이하이며 10μm 이상인 입자의 비율이 5%이하이거나 또는 10μm이상인 입자의 비율이 5%초과∼40% 이하에 있어서는 10μm이상의 길이의 입자의 아스펙트비가 3.0이하이며, 콜로이드 분획이 65%이상인 것을 특징으로 하는 수분산성 복합체.A dried composite composed of 50 to 98% by weight of fine cellulose and 2 to 50% by weight of water-soluble rubber and / or hydrophilic material, wherein the average particle diameter of the redispersed complex in water is 8.0 µm or less and the proportion of particles having 10 µm or more The water dispersible complex, wherein the ratio of the particles having a length of 10 μm or more is 3.0 or less and the colloid fraction is 65% or more when the proportion of particles that are 5% or less or 10 μm or more is 5% or more and 40% or less. 제1항에 있어서, 복합체를 물에 재분산하였을시의 평균입경이 4.0μm이하이며 10μm이상인 입자의 비율이 5%이하이며 콜로이드 분획이 80%이상인 것을 특징으로 하는 수분산성 복합체.The water-dispersible composite according to claim 1, wherein when the complex is redispersed in water, the average particle diameter is 4.0 µm or less, the proportion of particles having 10 µm or more is 5% or less, and the colloid fraction is 80% or more. 제1항 또는 제2항에 있어서, 복합체를 그이 내부 구조에 있어서 폭 0.05∼0.5μm의 무수한 균열이나 공동이 적어도 3μm이하의 간격으로 계 전체에 그물코형으로 전개된 공극구조를 갖는 것을 특징으로 하는 수분산성 복합체.The composite according to claim 1 or 2, wherein the composite has a pore structure in which the myriad cracks or cavities having a width of 0.05 to 0.5 µm in the internal structure are mesh-shaped throughout the system at intervals of at least 3 µm or less. Water dispersible complex. 제1항 또는 제2항에 있어서, 수용성 고무류가 섬유소 글리콜산나트륨, 크산탄고무, 카라기난, 펙틴, 카라야이며, 친수성 물질이 전분가수분해물, 수용성당류, 당알코올류인 것을 특징으로 하는 수분산성 복합체.The water-dispersible complex according to claim 1 or 2, wherein the water-soluble rubbers are sodium cellulose glycolate, xanthan rubber, carrageenan, pectin, and karaya, and the hydrophilic substance is starch hydrolyzate, water-soluble sugars, and sugar alcohols. . 고형분비로 콜로이드 분획이 50%이상인 미세셀로오스 50∼98중량%와, 수용성 고무류 및/또는 친수성 물질 2∼50중량%를 총중량의 75중량% 이상의 물에 균질하게 분산시켜서 슬러리한 후 건조시키는 것을 특징으로 하는 제1항 또는 제2항의 수분산성 복합체의 제조법.50 to 98% by weight of microcellulose with a colloid fraction of 50% or more and 2 to 50% by weight of water-soluble rubbers and / or hydrophilic substances in solid content are uniformly dispersed in 75% by weight or more of water in total weight, and then dried. A method for producing a water dispersible composite according to claim 1 or 2. 제5항에 있어서, 미세 셀룰로오스와 수용성 고무류 및/또는 친수성 물질을 물에 균질하게 분산시킨 슬러리를 건조시키는 공정에 있어서, 10mm 이하의 두께로 유연시켜서 건조시키는 것을 특징으로 하는 수분산성 복합체의 제조법.The method for producing a water-dispersible composite according to claim 5, wherein in the step of drying the slurry obtained by homogeneously dispersing fine cellulose, water-soluble rubber and / or hydrophilic substance in water, the slurry is softened to a thickness of 10 mm or less and dried. 제5항 또는 제6항에 있어서, 수용성 고무류가 크산탄고무, 카라기난인 경우에 있어서는 건조전의 슬러리를 섭씨 60℃이상에서 가열처리를 한 후 건조시키는 것을 특징으로 하는 수분산성 복합체의 제조법.The method for producing a water-dispersible composite according to claim 5 or 6, wherein when the water-soluble rubber is xanthan rubber or carrageenan, the slurry before drying is dried after heat treatment at 60 ° C or higher. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920017936A 1991-09-30 1992-09-30 Water dispersible complex and its preparation KR930006082A (en)

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ES (1) ES2133294T3 (en)

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Publication number Priority date Publication date Assignee Title
KR100361888B1 (en) * 1994-12-29 2003-02-05 주식회사 엘지화학 Preparation method of thermoplastic impact reinforcement with excellent processability and powder characteristic
KR100372227B1 (en) * 2000-04-10 2003-02-14 금호석유화학 주식회사 Composition and manuf acturing method of thermoplastic resin with low gloss
KR100459323B1 (en) * 2002-08-19 2004-12-03 제일모직주식회사 Low Gloss Thermoplastic Resin Composition Using Micron-Sized Polymer Bead
US9663606B2 (en) 2013-09-30 2017-05-30 Lg Chem, Ltd. Method for preparing rubber reinforced graft copolymer and rubber reinforced graft copolymer prepared thereby

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DE69229619T2 (en) 2000-03-16
ES2133294T3 (en) 1999-09-16

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